Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Ka7 win in 5 half-moves
4 Kb6 win in 5 half-moves
5 Kb7 win in 5 half-moves
6 Kc7 win in 5 half-moves
7 Ra6 win in 5 half-moves
8 Ra7 win in 5 half-moves
9 Ka4 win in 7 half-moves
10 Kc8 win in 9 half-moves
11 Ka6 draw